<template>
  <div>
    <h3>陈帅鹏黑店</h3>
    <!-- 3，使用组件 -->
    <MyProduct 
    v-for="item in list"
    :key="item.id"
    :list="item"
    @sayPrice="AddPrice"></MyProduct>
  </div>
</template>

<script>
// 1，引入子组件
import MyProduct from './components/my-product.vue'

export default {
  data() {
    return {
      list: [
        {
          id: 1,
          proname: '超级好吃棒棒糖',
          proprice: 188,
          low: 160,
          desc: '甜'
        },
        {
          id: 2,
          proname: '超级好吃的大鸡腿',
          proprice: 360,
          low: 320,
          desc: '香'
        },
        { id: 3, proname: '超级无敌冰激凌', proprice: 42, low: 30, desc: '冰' }
      ]
    }
  },
  methods: {
    AddPrice(id, num) {
      this.list.forEach(item => {
        if(item.id === id) {
          item.proprice > item.low ? item.proprice -= num : alert('别砍了，要破产了')
        }
      })
    }
  },
  // 2,注册组件
  components: {
    MyProduct
  }
}
</script>

<style>
</style>